автор: David L. Cannon

David L. Cannon, CISA, CCSP, is President and founder of Cert Test Training Center, a leading CISA training provider. David has over 15 years of IT training and consulting experience in such industries as IT operations, security, system administration, and management. He teaches CISA preparation courses across the country and wrote the first edition of this book, which received high praise from CISA candidates.